feat: 编辑器添加平移和缩放容器功能

src/components/editor/config/editor.ts

@@ -0,0 +1,15 @@
+import { Ref } from "vue";
+import { Container } from "./container";
+import { Block } from "./block";
+
+/**
+ * TODO
+ */
+export class Editor {
+  public container: Ref<Container> = {} as Ref<Container>;
+  public content: Ref<Block> = {} as Ref<Block>;
+
+  constructor() {
+    // TODO
+  }
+}

src/components/editor/config/index.ts

@@ -3,4 +3,4 @@ export * from "./blocker";
 export * from "./container";
 export * from "./context";
 export * from "./ref-line";
-
+export * from "./scene";

src/components/editor/config/scene.ts

@@ -0,0 +1,65 @@
+import { Ref } from "vue";
+import { Container } from ".";
+
+/**
+ * 场景
+ * @description 处理平移和缩放事件
+ */
+export class Scene {
+  private startX = 0;
+  private startY = 0;
+  private cacheX = 0;
+  private cacheY = 0;
+  public minZoom = 0.5;
+  public maxZoom = 10;
+  public zoomStep = 0.1;
+
+  constructor(private container: Ref<Container>) {
+    this.onMouseDown = this.onMouseDown.bind(this);
+    this.onMouseMove = this.onMouseMove.bind(this);
+    this.onMouseUp = this.onMouseUp.bind(this);
+    this.onMouseWheel = this.onMouseWheel.bind(this);
+  }
+
+  onMouseDown(e: MouseEvent) {
+    this.startX = e.x;
+    this.startY = e.y;
+    this.cacheX = this.container.value.x;
+    this.cacheY = this.container.value.y;
+    window.addEventListener("mousemove", this.onMouseMove);
+    window.addEventListener("mouseup", this.onMouseUp);
+  }
+
+  onMouseMove(e: MouseEvent) {
+    this.container.value.x = this.cacheX + (e.x - this.startX);
+    this.container.value.y = this.cacheY + (e.y - this.startY);
+  }
+
+  onMouseUp() {
+    window.removeEventListener("mousemove", this.onMouseMove);
+    window.removeEventListener("mouseup", this.onMouseUp);
+  }
+
+  onMouseWheel(e: WheelEvent) {
+    e.preventDefault();
+
+    const el = e.currentTarget as HTMLElement;
+    const rect = el.getBoundingClientRect();
+    const x = (e.clientX - rect.x) / this.container.value.zoom;
+    const y = (e.clientY - rect.y) / this.container.value.zoom;
+    const delta = -e.deltaY > 0 ? this.zoomStep : -this.zoomStep;
+
+    this.container.value.zoom += delta;
+    if (this.container.value.zoom < this.minZoom) {
+      this.container.value.zoom = this.minZoom;
+      return;
+    }
+    if (this.container.value.zoom > this.maxZoom) {
+      this.container.value.zoom = this.maxZoom;
+      return;
+    }
+
+    this.container.value.x += -x * delta + el.offsetWidth * (delta / 2);
+    this.container.value.y += -y * delta + el.offsetHeight * (delta / 2);
+  }
+}

src/components/editor/index.vue

@@ -1,6 +1,6 @@
 <template>
   <a-modal :visible="true" :fullscreen="true" :footer="false" class="ani-modal">
-    <div class="w-full h-full bg-slate-100 grid grid-rows-[auto_1fr]">
+    <div class="w-full h-full bg-slate-100 grid grid-rows-[auto_1fr] select-none">
       <div class="h-13 bg-white border-b border-slate-200 z-10">
         <panel-header></panel-header>
       </div>
@@ -119,8 +119,7 @@ const setContainerOrigin = () => {
     const { width, height } = el.getBoundingClientRect();
     const wZoom = width / container.value.width;
     const hZoom = height / container.value.width;
-    const zoom = Math.floor((wZoom > hZoom ? wZoom : hZoom) * 100) / 100;
-    // console.log(width, height, wZoom, hZoom, zoom);
+    const zoom = Math.floor((wZoom > hZoom ? wZoom : hZoom) * 10000) / 10000;
     container.value.zoom = zoom;
   }
 };

src/components/editor/panel-main/components/block.vue

@@ -106,6 +106,10 @@ const onItemMouseup = () => {
 <style lang="less" scoped>
 .resizer {
   outline: 1px dashed #ccc;
+  outline-offset: -1px;
+  &::before {
+    outline-offset: -1px;
+  }
   &:hover {
     outline-color: rgb(var(--primary-6));
     background-color: rgba(var(--primary-1), 0.5);
@@ -117,7 +121,7 @@ const onItemMouseup = () => {
       background-color: rgba(var(--primary-1), 0.5);
     }
   }
-  ::v-deep .vdr-stick {
+  :deep(.vdr-stick) {
     border-color: rgb(var(--primary-6));
   }
   :deep(.content-container) {

src/components/editor/panel-main/index.vue

@@ -13,9 +13,8 @@
           @click="onClick"
           @drop="onDragDrop"
           @dragover.prevent
-          @wheel="onMouseWheel"
-          @mousedown="onMouseDown"
-          @mousemove="onMouseMove"
+          @wheel="scene.onMouseWheel"
+          @mousedown="scene.onMouseDown"
         >
           <ani-block v-for="block in blocks" :key="block.id" :data="block" :container="container"></ani-block>
           <template v-if="refLine.active.value">
@@ -54,11 +53,12 @@
 import { cloneDeep } from "lodash-es";
 import { CSSProperties } from "vue";
 import { BlockerMap } from "../blocks";
-import { ContextKey } from "../config";
+import { ContextKey, Scene } from "../config";
 import AniBlock from "./components/block.vue";
 import AniHeader from "./components/header.vue";
 
 const { blocks, container, refLine, setCurrentBlock } = inject(ContextKey)!;
+const scene = new Scene(container);
 
 /**
  * 清空当前组件
@@ -69,52 +69,6 @@ const onClick = (e: Event) => {
   }
 };
 
-const isStart = ref(false);
-const position = ref({
-  x: 0,
-  y: 0,
-  startX: 0,
-  startY: 0,
-  mouseX: 0,
-  mouseY: 0,
-});
-
-/**
- * 拖拽容器：开始
- */
-const onMouseDown = (e: MouseEvent) => {
-  isStart.value = true;
-  position.value.startX = e.offsetX;
-  position.value.startY = e.offsetY;
-};
-
-/**
- * 拖拽容器：移动
- */
-const onMouseMove = (e: MouseEvent) => {
-  if (!isStart.value) {
-    return;
-  }
-  const scale = container.value.zoom;
-  container.value.x += (e.offsetX - position.value.startX) * scale;
-  container.value.y += (e.offsetY - position.value.startY) * scale;
-};
-
-/**
- * 拖拽容器：结束
- */
-const onMouseUp = () => {
-  isStart.value = false;
-};
-
-onMounted(() => {
-  window.addEventListener("mouseup", onMouseUp);
-});
-
-onUnmounted(() => {
-  window.removeEventListener("mouseup", onMouseUp);
-});
-
 /**
  * 容器样式
  */
@@ -128,8 +82,6 @@ const containerStyle = computed(() => {
     backgroundImage: bgImage ? `url(${bgImage})` : undefined,
     backgroundSize: "100% 100%",
     transform: `translate3d(${x}px, ${y}px, 0) scale(${zoom})`,
-    // transform: `matrix(${zoom}, 0, 0, ${zoom}, ${x}, ${y})`,
-    // transformOrigin: "0 0",
   } as CSSProperties;
 });
 
@@ -157,35 +109,6 @@ const onDragDrop = (e: DragEvent) => {
     y: e.offsetY,
   });
 };
-
-/**
- * 滚轮缩放容器
- */
-const onMouseWheel = (e: WheelEvent) => {
-  e.preventDefault();
-  const prezoom = container.value.zoom;
-  let zoom = prezoom;
-  if (e.deltaY > 0) {
-    zoom += 0.1;
-    if (zoom > 10) {
-      return;
-    }
-  } else {
-    zoom -= 0.1;
-    if (zoom < 0.1) {
-      return;
-    }
-  }
-  zoom = parseFloat(zoom.toFixed(1));
-  // const { x, y } = position.value
-  // const x1 = x + e.offsetX;
-  // const y1 = y + e.offsetY;
-  // position.value.x = x1 - (x1 - x) * (zoom / prezoom);
-  // position.value.y = y1 - (y1 - y) * (zoom / prezoom);
-  // position.value.x = e.clientX;
-  // position.value.y = e.clientY;
-  container.value.zoom = zoom;
-};
 </script>
 
 <style scoped>